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libusb1.cpython-39.pyc
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For control endpoints: control request not supported.zDevice was disconnectedz$Device sent more data than requestedZEAGAINc C s2 zt �| ��d�W S ty, t| Y S 0 d S )N�utf8)�_lib�libusb_strerror�decode�AttributeError�_str_error_map)Zerrcode� r+ �7/usr/lib/python3.9/site-packages/usb/backend/libusb1.py� _strerror� s r- c @ sP e Zd Zdefdefdefdefdefdefdefdefd ee�fd efg Zd S ) �_libusb_endpoint_descriptor�bLength�bDescriptorTypeZbEndpointAddress� bmAttributesZwMaxPacketSizeZ bIntervalZbRefreshZ bSynchAddress�extra� extra_lengthN) �__name__� __module__� __qualname__�c_uint8�c_uint16�POINTER�c_ubyte�c_int�_fields_r+ r+ r+ r, r. � s �r. c @ s` e Zd Zdefdefdefdefdefdefdefdefd efd ee�fd ee�fd efg Zd S )� _libusb_interface_descriptorr/ r0 ZbInterfaceNumberZbAlternateSetting� bNumEndpointsZbInterfaceClassZbInterfaceSubClassZbInterfaceProtocolZ iInterface�endpointr2 r3 N) r4 r5 r6 r7 r9 r. r: r; r< r+ r+ r+ r, r= � s �r= c @ s e Zd Zdee�fdefgZdS )�_libusb_interface� altsetting�num_altsettingN)r4 r5 r6 r9 r= r; r< r+ r+ r+ r, r@ � s �r@ c @ sZ e Zd Zdefdefdefdefdefdefdefdefd ee�fd ee�fd efg Z d S ) �_libusb_config_descriptorr/ r0 Z wTotalLength�bNumInterfacesZbConfigurationValueZiConfigurationr1 Z bMaxPower� interfacer2 r3 N) r4 r5 r6 r7 r8 r9 r@ r: r; r< r+ r+ r+ r, rC � s �rC c @ sd e Zd Zdefdefdefdefdefdefdefdefd efd efd efd efd efdefgZdS )�_libusb_device_descriptorr/ r0 ZbcdUSBZ bDeviceClassZbDeviceSubClassZbDeviceProtocolZbMaxPacketSize0ZidVendorZ idProductZ bcdDeviceZ iManufacturerZiProductZ iSerialNumberZbNumConfigurationsN)r4 r5 r6 r7 r8 r< r+ r+ r+ r, rF � s �rF c @ s" e Zd ZdefdefdefgZdS )� _libusb_iso_packet_descriptor�length� actual_length�statusN)r4 r5 r6 �c_uintr; r< r+ r+ r+ r, rG � s �rG c @ s e Zd ZdS )�_libusb_transferN)r4 r5 r6 r+ r+ r+ r, rL � s rL � dev_handle�flagsr? �type�timeoutrJ rH rI �callback� user_data�buffer�num_iso_packets�iso_packet_descc C s t | j }|�t| j��S �N)rG rT Z from_addressZ addressofrU )�transferZ list_typer+ r+ r, �_get_iso_packet_list s rX c C s, t jdkrt}nd }tjjddd|| dd�S )N�win32)zusb-1.0z libusb-1.0�usbzcygusb-1.0.dllzLibusb 1)� libusb_init)�win_cls� find_libraryZ check_symbols)�sys�platformZWinDLLrZ � libloaderZload_locate_library)r] r\ r+ r+ r, � _load_library s �ra c C s� t tg| j_tt �g| j_t g| j_t ttt ��g| j_tt �tg| j_t g| j _t | j _ t g| j _t tt �g| j _t g| j_t tg| j_t tt�g| j_t tg| j_t tg| j_t ttg| j_t g| j_t tg| j_t tg| j_t tg| j_t tt�g| j_t tttt��g| j _tt�g| j _t ttt �tg| j _t ttt t tt �t t!g| j"_t t tt �ttt�t!g| j#_t t tt �ttt�t!g| j$_tg| j%_tt&�| j%_ tt&�g| j'_tt&�g| j(_t)| d��r�t!g| j*_t+| j*_ t t g| j,_dd� }|| _-t t g| j._dd� }|| _/t g| j0_t| j0_ t g| j1_t| j1_ zt g| j2_t| j2_ W n t3�y\ Y n0 zt g| j4_t| j4_ W n t3�y� Y n0 z t tt�tg| j5_t| j5_ W n t3�y� Y n0 t g| j6_d S )Nr' c S s | j }t|�D ] }||_qdS )z�This function is inline in the libusb.h file, so we must implement it. lib.libusb_set_iso_packet_lengths.argtypes = [ POINTER(_libusb_transfer), c_int ] N)�contentsrX rH )Z transfer_prH rW rU r+ r+ r, � libusb_set_iso_packet_lengths� s z8_setup_prototypes.<locals>.libusb_set_iso_packet_lengthsc S sF | j } || _|| _t| _|| _t|t�| _|| _ || _ || _ || _ dS )a� This function is inline in the libusb.h file, so we must implement it. lib.libusb_fill_iso_transfer.argtypes = [ _libusb_transfer, _libusb_device_handle, c_ubyte, POINTER(c_ubyte), c_int, c_int, _libusb_transfer_cb_fn_p, c_void_p, c_uint ] N) rb rM r? �!_LIBUSB_TRANSFER_TYPE_ISOCHRONOUSrO rP �cast�c_void_prS rH rT rR rQ ) �_libusb_transfer_prM r? rS rH rT rQ rR rP rW r+ r+ r, �libusb_fill_iso_transfer s z3_setup_prototypes.<locals>.libusb_fill_iso_transfer)7rf r; Zlibusb_set_debug�argtypesr9 r[ � libusb_exit�libusb_get_device_list�libusb_free_device_list�libusb_ref_deviceZrestype�libusb_unref_device�_libusb_device_handle� libusb_open� libusb_close�libusb_set_configuration�libusb_get_configuration�libusb_claim_interface�libusb_release_interface� libusb_set_interface_alt_setting�libusb_reset_device�libusb_kernel_driver_active�libusb_detach_kernel_driver�libusb_attach_kernel_driverrF � libusb_get_device_descriptorr7 rC � libusb_get_config_descriptor� libusb_free_config_descriptorr: Z"libusb_get_string_descriptor_asciir8 rK �libusb_control_transfer�libusb_bulk_transfer�libusb_interrupt_transfer�libusb_alloc_transferrL �libusb_free_transfer�libusb_submit_transfer�hasattrr' Zc_char_p�libusb_clear_haltrc � libusb_get_max_iso_packet_sizerh �libusb_get_bus_number�libusb_get_device_address�libusb_get_device_speedr) �libusb_get_port_number�libusb_get_port_numbers�libusb_handle_events)�librc rh r+ r+ r, �_setup_prototypes" s� �� � ��� � � � ���� � � r� c C sF t | d�r| j} | dk rB| tkr.tt| ���ntt| �| t| ��| S )N�valuer )r� r� r �NotImplementedErrorr- r � _libusb_errno)�retr+ r+ r, �_checkK s r� c @ s e Zd Zdd� Zdd� ZdS )�_Devicec C s t �|�| _d S rV )r& rm �devid)�selfr� r+ r+ r, �__init__Y s z_Device.__init__c C s t �| j� d S rV )r& rn r� �r� r+ r+ r, �_finalize_object[ s z_Device._finalize_objectN)r4 r5 r6 r� r� r+ r+ r+ r, r� X s r� c @ s e Zd Zddd�Zdd� ZdS )�_WrapDescriptorNc C s || _ || _d S rV )�obj�desc)r� r� r� r+ r+ r, r� a s z_WrapDescriptor.__init__c C s t | j|�S rV )�getattrr� �r� �namer+ r+ r, � __getattr__d s z_WrapDescriptor.__getattr__)N)r4 r5 r6 r� r� r+ r+ r+ r, r� ` s r� c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�_ConfigDescriptorc C s || _ d S rV )r� )r� r� r+ r+ r, r� i s z_ConfigDescriptor.__init__c C s t �| j� d S rV )r& r} r� r� r+ r+ r, r� k s z"_ConfigDescriptor._finalize_objectc C s t | jj|�S rV )r� r� rb r� r+ r+ r, r� m s z _ConfigDescriptor.__getattr__N)r4 r5 r6 r� r� r� r+ r+ r+ r, r� h s r� c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )� _DevIteratorc C s( t t�� | _tt�|t| j���| _d S rV )r9 rf �dev_listr� r& rk �byref�num_devs)r� �ctxr+ r+ r, r� s s �z_DevIterator.__init__c c s$ t | j�D ]}t| j| �V q d S rV )�ranger� r� r� )r� �ir+ r+ r, �__iter__y s z_DevIterator.__iter__c C s t �| jd� d S �Nr )r& rl r� r� r+ r+ r, r� | s z _DevIterator._finalize_objectN)r4 r5 r6 r� r� r� r+ r+ r+ r, r� r s r� c @ s e Zd Zdd� ZdS )� _DeviceHandlec C s, t � | _|j| _tt�| jt| j��� d S rV )ro �handler� r� r& rp r� �r� �devr+ r+ r, r� � s z_DeviceHandle.__init__N)r4 r5 r6 r� r+ r+ r+ r, r� s r� c @ s> e Zd Zdd� Zdd� Zddd�Zdd � Zd d � Zd d � ZdS )�_IsoTransferHandlerc C sz |� � \}}t�|j|�}tt�t|�| ��}t�|�| _ t� | j |j |t |t t��||t| j�d |� | �||� d S rV )� buffer_infor& r� r� �int�mathZceil�floatr� rW rh r� re r9 r: �_libusb_transfer_cb_fn_p� _IsoTransferHandler__callback�'_IsoTransferHandler__set_packets_length) r� rM �ep�buffrP �addressrH � packet_lengthZ packet_countr+ r+ r, r� � s � z _IsoTransferHandler.__init__c C s t �| j� d S rV )r& r� rW r� r+ r+ r, r� � s z$_IsoTransferHandler._finalize_objectNc C s` d| _ tt�| j�� | j s,tt�|�� qt| jjj�}|t krXt � t | |t | ��| �� S )Nr )�"_IsoTransferHandler__callback_doner� r& r� rW r� r� rb rJ �LIBUSB_TRANSFER_COMPLETEDrZ r �_str_transfer_error�_transfer_errno�-_IsoTransferHandler__compute_size_transf_data)r� r� rJ r+ r+ r, �submit� s �z_IsoTransferHandler.submitc C s t dd� t| jj�D ��S )Nc S s g | ] }|j �qS r+ )rI )�.0�tr+ r+ r, � <listcomp>� � zB_IsoTransferHandler.__compute_size_transf_data.<locals>.<listcomp>)�sumrX rW rb r� r+ r+ r, Z__compute_size_transf_data� s �z._IsoTransferHandler.__compute_size_transf_datac C s< t �| j|� || }|r8t| jj�}t|�r8||d _d S )Nr )r& rc rW rX rb �lenrH )r� �nr� �rZ iso_packetsr+ r+ r, Z__set_packets_length� s z(_IsoTransferHandler.__set_packets_lengthc C s d| _ d S r� )r� )r� rW r+ r+ r, Z __callback� s z _IsoTransferHandler.__callback)N) r4 r5 r6 r� r� r� r� r� r� r+ r+ r+ r, r� � s r� c @ s� e Zd Zee�dd� �Zee�dd� �Zee�dd� �Zee�dd� �Zee�d d � �Z ee�d d � �Z ee�d d� �Z ee�dd� �Z ee�dd� �Z ee�dd� �Zee�dd� �Zee�dd� �Zee�dd� �Zee�dd � �Zee�d d � �Zee�d d � �Zee�d!d"� �Zee�d#d$� �Zee�d%d&� �Zee�d'd(� �Zee�d)d*� �Zee�d+d,� �Zee�d-d.� �Zee�d/d0� �Z ee�d1d2� �Z ee�d3d4� �Z d5d6� Z d7d8� Z d9S ):�_LibUSBc C s6 t jj�| � || _t� | _t| j�t | j��� d S rV ) rZ �backend�IBackendr� r� rf r� r� r[ r� )r� r� r+ r+ r, r� � s z_LibUSB.__init__c C s | j �| j� d S rV )r� rj r� r� r+ r+ r, r� � s z_LibUSB._finalize_objectc C s t | j�S rV )r� r� r� r+ r+ r, �enumerate_devices� s z_LibUSB.enumerate_devicesc C s t � }t| j�|jt|��� | j�|j�|_| j�|j�|_ z| j� |j�|_ W n t yj d |_ Y n0 z| j� |j�|_W n t y� d |_Y n0 zLtd � }| j�|j|t|�� }|_|dkr�t|d |� �|_nd |_W n t y� d |_Y n0 |S )N� r )rF r� r� r{ r� r� r� Zbusr� r� r� Zspeedr) r� Z port_numberr7 r� r� Z port_numbers�tuple)r� r� Zdev_descr� Zwrittenr+ r+ r, �get_device_descriptor� s. � z _LibUSB.get_device_descriptorc C sB t t�� }t| j�|j|t|��� t|�}|jd |j � |_ |S rV ) r9 rC r� r� r| r� r� r� r2 r3 �extra_descriptors)r� r� �config�cfgZ config_descr+ r+ r, � get_configuration_descriptor� s ��z$_LibUSB.get_configuration_descriptorc C sp | � ||�}||jkr&tdt|� ��|j| }||jkrJtdt|� ��|j| }|jd |j� |_ t ||�S )NzInvalid interface index z Invalid alternate setting index ) r� rD � IndexError�strrE rB rA r2 r3 r� r� )r� r� �intf�altr� r� r� Z intf_descr+ r+ r, �get_interface_descriptor� s z _LibUSB.get_interface_descriptorc C sP | � ||||�}||jkr*tdt|� ��|j| }|jd |j� |_t||�S )NzInvalid endpoint index ) r� r> r� r� r? r2 r3 r� r� )r� r� r� r� r� r� r� Zep_descr+ r+ r, �get_endpoint_descriptor s z _LibUSB.get_endpoint_descriptorc C s t |�S rV )r� r� r+ r+ r, � open_device s z_LibUSB.open_devicec C s | j �|j� d S rV )r� rq r� �r� rM r+ r+ r, � close_device s z_LibUSB.close_devicec C s t | j�|j|�� d S rV )r� r� rr r� )r� rM Z config_valuer+ r+ r, �set_configuration s z_LibUSB.set_configurationc C s$ t � }t| j�|jt|��� |jS rV )r; r� r� rs r� r� r� )r� rM r� r+ r+ r, �get_configuration s z_LibUSB.get_configurationc C s t | j�|j||�� d S rV )r� r� rv r� )r� rM r� rA r+ r+ r, �set_interface_altsetting" s �z _LibUSB.set_interface_altsettingc C s t | j�|j|�� d S rV )r� r� rt r� �r� rM r� r+ r+ r, �claim_interface) s z_LibUSB.claim_interfacec C s t | j�|j|�� d S rV )r� r� ru r� r� r+ r+ r, �release_interface- s z_LibUSB.release_interfacec C s | � | jj|||||�S rV )�_LibUSB__writer� r �r� rM r� r� �datarP r+ r+ r, � bulk_write1 s �z_LibUSB.bulk_writec C s | � | jj|||||�S rV )� _LibUSB__readr� r �r� rM r� r� r� rP r+ r+ r, � bulk_read: s �z_LibUSB.bulk_readc C s | � | jj|||||�S rV )r� r� r� r� r+ r+ r, � intr_writeC s �z_LibUSB.intr_writec C s | � | jj|||||�S rV )r� r� r� r� r+ r+ r, � intr_readL s �z_LibUSB.intr_readc C s t ||||�}|�| j�S rV �r� r� r� )r� rM r� r� r� rP �handlerr+ r+ r, � iso_writeU s z_LibUSB.iso_writec C s t ||||�}|�| j�S rV r� )r� rM r� r� r� rP r� r+ r+ r, �iso_readZ s z_LibUSB.iso_readc C sD |� � \}} | |j9 } t| j�|j||||t|tt��| |��} | S rV ) r� �itemsizer� r� r~ r� re r9 r: ) r� rM Z bmRequestTypeZbRequestZwValueZwIndexr� rP ZaddrrH r� r+ r+ r, � ctrl_transfer_ s � z_LibUSB.ctrl_transferc C s t | j�|j|�� d S rV )r� r� r� r� )r� rM r� r+ r+ r, � clear_haltw s z_LibUSB.clear_haltc C s t | j�|j�� d S rV )r� r� rw r� r� r+ r+ r, � reset_device{ s z_LibUSB.reset_devicec C s t t| j�|j|���S rV )�boolr� r� rx r� r� r+ r+ r, �is_kernel_driver_active s �z _LibUSB.is_kernel_driver_activec C s t | j�|j|�� d S rV )r� r� ry r� r� r+ r+ r, �detach_kernel_driver� s z _LibUSB.detach_kernel_driverc C s t | j�|j|�� d S rV )r� r� rz r� r� r+ r+ r, �attach_kernel_driver� s z _LibUSB.attach_kernel_driverc C sZ |� � \}}||j9 }t� } ||j|t|tt��|t| �|�} | jrL| t ksTt | � | jS rV � r� r� r; r� re r9 r: r� r� r r� ) r� �fnrM r� r� r� rP r� rH � transferred�retvalr+ r+ r, Z__write� s �z_LibUSB.__writec C sZ |� � \}}||j9 }t� } ||j|t|tt��|t| �|�} | jrL| t ksTt | � | jS rV r� ) r� r� rM r� r� r� rP r� rH r� r� r+ r+ r, Z__read� s �z_LibUSB.__readN)!r4 r5 r6 r �_loggerr� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r+ r+ r+ r, r� � sl r� c C sp z$t d u r t| d�a tt � tt �W S tjjyJ tjddd� Y d S t yj tjddd� Y d S 0 d S )N�r] z Error loading libusb 1.0 backendF)�exc_infoT) r& ra r� r� rZ r` ZLibraryExceptionr� �error� Exceptionr� r+ r+ r, r � s r )N)N)XZctypesZusb.utilrZ r^ ZloggingZ usb._debugr Z usb._interopZ_interopZusb._objfinalizerZ _objfinalizer�errnor� Zusb.corer Z usb.libloader� __author__�__all__Z getLoggerr� Z _LIBUSB_TRANSFER_TYPE_CONTROLrd Z_LIBUSB_TRANSFER_TYPE_BULKZ _LIBUSB_TRANSFER_TYPE_INTERRUPTZLIBUSB_SUCCESSr r r r r r r r r r r r ZLIBUSB_ERROR_OTHERr* �__dict__�getr� r� r r r r r r r� r� r- Z Structurer. r= r@ rC rF rG rf ro rL r9 rg Z CFUNCTYPEr� r7 rK r; Z py_objectr< rX r& ra r� r� ZAutoFinalizedObjectr� �objectr� r� r� r� r� r� r� r� r r+ r+ r+ r, �<module> s� ���� � + 9 n